Home / 124,136.50-171,306.93-67,546.90

Finding the Fourth Proportional to 124,136.50, 171,306.93 and 67,546.90

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Solution

The fourth proportional to 124,136.50, 171,306.93 and 67,546.90 is: 93,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,136.50 : 171,306.93 = 67,546.90 : x
  2. Step 2: Convert to fraction form
    124,136.50/171,306.93 = 67,546.90/x
  3. Step 3: Cross multiply
    124,136.50x = 171,306.93 × 67,546.90
  4. Step 4: Simplify right side
    124,136.50x = 11,571,252,070.02
  5. Step 5: Solve for x
    x = 11,571,252,070.02/124,136.50
  6. Step 6: Final answer
    x = 93,213.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.